Description

2,5-Bis(Chloromethyl)-p-Xylene is a versatile bifunctional aromatic intermediate characterized by its two reactive chloromethyl groups. This compound is highly valued for its role as a key building block in the synthesis of specialty polymers, advanced resins, and complex organic frameworks. It is essential for manufacturers and R&D teams in the polymer, pharmaceutical, and fine chemical industries seeking to create cross-linked materials or functionalized molecular structures.

Application

• Polymer & Resin Synthesis: A crucial monomer for producing high-performance cross-linked polymers, thermosetting resins, and ion-exchange resins.
• Pharmaceutical Intermediates: Serves as a key precursor in the multi-step synthesis of active pharmaceutical ingredients (APIs) and complex drug molecules.
• Dendrimer & Macromolecule Construction: Used as a core or branching unit in the controlled synthesis of dendrimers and other precisely structured macromolecules.
• Ligand & Chelating Agent Preparation: Functionalized to create sophisticated ligands for catalysis or metal chelation applications.
• Cross-linking Agent: Imparts durability and thermal stability to polymers by acting as an effective cross-linking agent in various formulations.
• Fine Chemical & Specialty Synthesis: Employed in organic synthesis laboratories for constructing complex aromatic target compounds.

Basic Information

Product Name	2,5-Bis(Chloromethyl)-p-Xylene
CAS No.	6298-72-2
Molecular Formula	C10H12Cl2
Molecular Weight	203.11 g/mol
Synonyms	1,4-Bis(chloromethyl)-2,5-dimethylbenzene; p-Xylene, 2,5-bis(chloromethyl)-; 2,5-Dimethyl-1,4-bis(chloromethyl)benzene; α,α'-Dichloro-2,5-dimethyl-p-xylene; 2,5-Dimethylbenzene-1,4-bis(methyl chloride); BCX; Dichloroxylene
EINECS	228-561-8

Quality Control

Our 2,5-Bis(Chloromethyl)-p-Xylene is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including assay, purity profiling, and identification, to ensure it meets precise customer specifications and industry standards. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee traceability and quality assurance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed to prevent degradation from atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.